Knott Harcourt tangent galvanometer

Knott Harcourt tangent galvanometer

<< >>
Usage conditions apply
Downloads
Description (Brief)
Marked: "L. E. Knott Apparatus Co., Scientific Supplies." Tangent galvanometer with graduated scale in four 0 - 90 degree section. Compass needle is missing. Arranged with binding posts connecting 5, 10 or 15 turns of wire. Four binding posts on wooden base connect to voltage sources. Reference: Knott Catalog (1921), page 152.
Location
Currently not on view
Object Name
galvanometer
date made
ca 1921
maker
L. E. Knott Apparatus Company
Measurements
overall: 11 in x 9 in x 7 in; 27.94 cm x 22.86 cm x 17.78 cm
ID Number
EM.323736
accession number
252354
catalog number
323736
Credit Line
from Dunbar High School, thru Charles Lofton
See more items in
Work and Industry: Electricity
Data Source
National Museum of American History
Nominate this object for photography.   

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.

Comments

Add a comment about this object